(0 19 17)(1 20 4)(2 11 9)(3 6 5)(7 13 10)(8 15 12)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (7 10 13)
(0 19 17)(1 20 4)(2 11 9)(3 6 5)(7 10 13)(8 15 12)(14 18 16)
2: (2 11 9)
(0 19 17)(1 20 4)(2)(3 6 5)(7 10 13)(8 15 12)(9)(11)(14 18 16)
3: (7 10 13)
(0 19 17)(1 20 4)(2)(3 6 5)(7)(8 15 12)(9)(10)(11)(13)(14 18 16)
4: (8 15 12)
(0 19 17)(1 20 4)(2)(3 6 5)(7)(8)(9)(10)(11)(12)(13)(14 18 16)(15)